| Label | Element | Value |
|---|---|---|
| Innovator Equity Defined Protection ETF® - 1 Yr July | SPDR S&P 500 ETF Trust, Expiration: 06/30/2026; Exercise Price: $6.22 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 109.50% |
| Innovator Equity Defined Protection ETF® - 1 Yr July | SPDR S&P 500 ETF Trust, Expiration: 06/30/2026; Exercise Price: $617.89 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.40% |
| Innovator Equity Defined Protection ETF® - 1 Yr July | SPDR S&P 500 ETF Trust, Expiration: 06/30/2026; Exercise Price: $661.10 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | (10.00%) |